Court of Justice 22 January 2015, C-15/14 P (European Commission v MOL Magyar Olaj- és Gázipari Nyrt.)

OPINION OF ADVOCATE GENERAL WAHL delivered on 22 January 2015 ( 1 ) Case C‑15/14 P European Commission v MOL Magyar Olaj- és Gázipari Nyrt. ‛Appeal — State aid — Agreement between the Hungarian State and the oil and gas company MOL relating to mining fees in connection with the extraction of hydrocarbons — Subsequent legislative amendment increasing the rate of mining fees — Increase not applied